Orbit

Routing Table Report 04:00 +10GMT Wed 20 Jul, 2011

Report Website: http://thyme.rand.apnic.net Detailed Analysis: http://thyme.rand.apnic.net/current/

Analysis Summary ----------------

BGP routing table entries examined: 363742 Prefixes after maximum aggregation: 165557 Deaggregation factor: 2.20 Unique aggregates announced to Internet: 180702 Total ASes present in the Internet Routing Table: 38204 Prefixes per ASN: 9.52 Origin-only ASes present in the Internet Routing Table: 31759 Origin ASes announcing only one prefix: 15259 Transit ASes present in the Internet Routing Table: 5187 Transit-only ASes present in the Internet Routing Table: 136 Average AS path length visible in the Internet Routing Table: 4.3 Max AS path length visible: 34 Max AS path prepend of ASN (22394) 31 Prefixes from unregistered ASNs in the Routing Table: 919 Unregistered ASNs in the Routing Table: 536 Number of 32-bit ASNs allocated by the RIRs: 1570 Number of 32-bit ASNs visible in the Routing Table: 1258 Prefixes from 32-bit ASNs in the Routing Table: 2900 Special use prefixes present in the Routing Table: 0 Prefixes being announced from unallocated address space: 122 Number of addresses announced to Internet: 2478172960 Equivalent to 147 /8s, 181 /16s and 235 /24s Percentage of available address space announced: 66.9 Percentage of allocated address space announced: 66.9 Percentage of available address space allocated: 100.0 Percentage of address space in use by end-sites: 91.1 Total number of prefixes smaller than registry allocations: 151573

APNIC Region Analysis Summary -----------------------------

Prefixes being announced by APNIC Region ASes: 90905 Total APNIC prefixes after maximum aggregation: 30340 APNIC Deaggregation factor: 3.00 Prefixes being announced from the APNIC address blocks: 87488 Unique aggregates announced from the APNIC address blocks: 37471 APNIC Region origin ASes present in the Internet Routing Table: 4517 APNIC Prefixes per ASN: 19.37 APNIC Region origin ASes announcing only one prefix: 1255 APNIC Region transit ASes present in the Internet Routing Table: 716 Average APNIC Region AS path length visible: 4.4 Max APNIC Region AS path length visible: 18 Number of APNIC region 32-bit ASNs visible in the Routing Table: 60 Number of APNIC addresses announced to Internet: 622248512 Equivalent to 37 /8s, 22 /16s and 194 /24s Percentage of available APNIC address space announced: 78.9

APNIC AS Blocks 4608-4864, 7467-7722, 9216-10239, 17408-18431 (pre-ERX allocations) 23552-24575, 37888-38911, 45056-46079 55296-56319, 131072-132095 APNIC Address Blocks 1/8, 14/8, 27/8, 36/8, 39/8, 42/8, 43/8, 49/8, 58/8, 59/8, 60/8, 61/8, 101/8, 103/8, 106/8, 110/8, 111/8, 112/8, 113/8, 114/8, 115/8, 116/8, 117/8, 118/8, 119/8, 120/8, 121/8, 122/8, 123/8, 124/8, 125/8, 126/8, 133/8, 175/8, 180/8, 182/8, 183/8, 202/8, 203/8, 210/8, 211/8, 218/8, 219/8, 220/8, 221/8, 222/8, 223/8,

ARIN Region Analysis Summary ----------------------------

Prefixes being announced by ARIN Region ASes: 141470 Total ARIN prefixes after maximum aggregation: 73141 ARIN Deaggregation factor: 1.93 Prefixes being announced from the ARIN address blocks: 113368 Unique aggregates announced from the ARIN address blocks: 46633 ARIN Region origin ASes present in the Internet Routing Table: 14486 ARIN Prefixes per ASN: 7.83 ARIN Region origin ASes announcing only one prefix: 5539 ARIN Region transit ASes present in the Internet Routing Table: 1526 Average ARIN Region AS path length visible: 4.0 Max ARIN Region AS path length visible: 34 Number of ARIN region 32-bit ASNs visible in the Routing Table: 13 Number of ARIN addresses announced to Internet: 802517120 Equivalent to 47 /8s, 213 /16s and 112 /24s Percentage of available ARIN address space announced: 63.8

ARIN AS Blocks 1-1876, 1902-2042, 2044-2046, 2048-2106 (pre-ERX allocations) 2138-2584, 2615-2772, 2823-2829, 2880-3153 3354-4607, 4865-5119, 5632-6655, 6912-7466 7723-8191, 10240-12287, 13312-15359, 16384-17407 18432-20479, 21504-23551, 25600-26591, 26624-27647, 29696-30719, 31744-33791 35840-36863, 39936-40959, 46080-47103 53248-55295, 393216-394239 ARIN Address Blocks 3/8, 4/8, 6/8, 7/8, 8/8, 9/8, 11/8, 12/8, 13/8, 15/8, 16/8, 17/8, 18/8, 19/8, 20/8, 21/8, 22/8, 23/8, 24/8, 26/8, 28/8, 29/8, 30/8, 32/8, 33/8, 34/8, 35/8, 38/8, 40/8, 44/8, 45/8, 47/8, 48/8, 50/8, 52/8, 53/8, 54/8, 55/8, 56/8, 57/8, 63/8, 64/8, 65/8, 66/8, 67/8, 68/8, 69/8, 70/8, 71/8, 72/8, 73/8, 74/8, 75/8, 76/8, 96/8, 97/8, 98/8, 99/8, 100/8, 104/8, 107/8, 108/8, 173/8, 174/8, 184/8, 199/8, 204/8, 205/8, 206/8, 207/8, 208/8, 209/8, 214/8, 215/8, 216/8,

RIPE Region Analysis Summary ----------------------------

Prefixes being announced by RIPE Region ASes: 86527 Total RIPE prefixes after maximum aggregation: 49249 RIPE Deaggregation factor: 1.76 Prefixes being announced from the RIPE address blocks: 79932 Unique aggregates announced from the RIPE address blocks: 52932 RIPE Region origin ASes present in the Internet Routing Table: 15800 RIPE Prefixes per ASN: 5.06 RIPE Region origin ASes announcing only one prefix: 7875 RIPE Region transit ASes present in the Internet Routing Table: 2491 Average RIPE Region AS path length visible: 4.6 Max RIPE Region AS path length visible: 33 Number of RIPE region 32-bit ASNs visible in the Routing Table: 919 Number of RIPE addresses announced to Internet: 479500352 Equivalent to 28 /8s, 148 /16s and 152 /24s Percentage of available RIPE address space announced: 77.2

RIPE AS Blocks 1877-1901, 2043, 2047, 2107-2136, 2585-2614 (pre-ERX allocations) 2773-2822, 2830-2879, 3154-3353, 5377-5631 6656-6911, 8192-9215, 12288-13311, 15360-16383 20480-21503, 24576-25599, 28672-29695 30720-31743, 33792-35839, 38912-39935 40960-45055, 47104-52223, 56320-58367 196608-198655 RIPE Address Blocks 2/8, 5/8, 25/8, 31/8, 37/8, 46/8, 51/8, 62/8, 77/8, 78/8, 79/8, 80/8, 81/8, 82/8, 83/8, 84/8, 85/8, 86/8, 87/8, 88/8, 89/8, 90/8, 91/8, 92/8, 93/8, 94/8, 95/8, 109/8, 176/8, 178/8, 185/8, 193/8, 194/8, 195/8, 212/8, 213/8, 217/8,

LACNIC Region Analysis Summary ------------------------------

Prefixes being announced by LACNIC Region ASes: 33601 Total LACNIC prefixes after maximum aggregation: 7649 LACNIC Deaggregation factor: 4.39 Prefixes being announced from the LACNIC address blocks: 32702 Unique aggregates announced from the LACNIC address blocks: 17046 LACNIC Region origin ASes present in the Internet Routing Table: 1485 LACNIC Prefixes per ASN: 22.02 LACNIC Region origin ASes announcing only one prefix: 441 LACNIC Region transit ASes present in the Internet Routing Table: 274 Average LACNIC Region AS path length visible: 4.4 Max LACNIC Region AS path length visible: 19 Number of LACNIC region 32-bit ASNs visible in the Routing Table: 262 Number of LACNIC addresses announced to Internet: 86046720 Equivalent to 5 /8s, 32 /16s and 248 /24s Percentage of available LACNIC address space announced: 57.0

LACNIC AS Blocks 26592-26623, 27648-28671, 52224-53247, 262144-263167 plus ERX transfers LACNIC Address Blocks 177/8, 179/8, 181/8, 186/8, 187/8, 189/8, 190/8, 200/8, 201/8,

AfriNIC Region Analysis Summary -------------------------------

Prefixes being announced by AfriNIC Region ASes: 8163 Total AfriNIC prefixes after maximum aggregation: 1971 AfriNIC Deaggregation factor: 4.14 Prefixes being announced from the AfriNIC address blocks: 6453 Unique aggregates announced from the AfriNIC address blocks: 2005 AfriNIC Region origin ASes present in the Internet Routing Table: 473 AfriNIC Prefixes per ASN: 13.64 AfriNIC Region origin ASes announcing only one prefix: 149 AfriNIC Region transit ASes present in the Internet Routing Table: 103 Average AfriNIC Region AS path length visible: 4.7 Max AfriNIC Region AS path length visible: 24 Number of AfriNIC region 32-bit ASNs visible in the Routing Table: 4 Number of AfriNIC addresses announced to Internet: 24446976 Equivalent to 1 /8s, 117 /16s and 8 /24s Percentage of available AfriNIC address space announced: 36.4

AfriNIC AS Blocks 36864-37887, 327680-328703 & ERX transfers AfriNIC Address Blocks 41/8, 102/8, 105/8, 197/8,

APNIC Region per AS prefix count summary ----------------------------------------

ASN No of nets /20 equiv MaxAgg Description 4766 2470 11044 938 Korea Telecom (KIX) 7545 1551 301 82 TPG Internet Pty Ltd 17974 1544 456 46 PT TELEKOMUNIKASI INDONESIA 4755 1507 635 171 TATA Communications formerly 7552 1298 1064 7 Vietel Corporation 24560 1153 336 187 Bharti Airtel Ltd., Telemedia 9829 1106 923 47 BSNL National Internet Backbo 9583 1062 77 503 Sify Limited 4808 1049 2092 299 CNCGROUP IP network: China169 17488 966 187 106 Hathway IP Over Cable Interne

Complete listing at http://thyme.rand.apnic.net/current/data-ASnet-APNIC

ARIN Region per AS prefix count summary ---------------------------------------

ASN No of nets /20 equiv MaxAgg Description 6389 3605 3818 239 bellsouth.net, inc. 18566 1912 365 240 Covad Communications 1785 1807 681 121 PaeTec Communications, Inc. 4323 1615 1082 401 Time Warner Telecom 20115 1587 1535 625 Charter Communications 19262 1411 4744 391 Verizon Global Networks 7018 1366 7069 893 AT&T WorldNet Services 22773 1351 2897 89 Cox Communications, Inc. 7029 1291 791 304 Windstream Communications Inc 2386 1258 521 908 AT&T Data Communications Serv

Complete listing at http://thyme.rand.apnic.net/current/data-ASnet-ARIN

RIPE Region per AS prefix count summary ---------------------------------------

ASN No of nets /20 equiv MaxAgg Description 34984 535 106 184 BILISIM TELEKOM 6830 510 1780 315 UPC Distribution Services 3292 468 2078 403 TDC Tele Danmark 12479 458 593 7 Uni2 Autonomous System 20940 458 131 354 Akamai Technologies European 8866 450 133 25 Bulgarian Telecommunication C 29049 432 32 47 AzerSat LLC. 3320 423 8151 369 Deutsche Telekom AG 8551 404 354 44 Bezeq International 702 399 1803 312 UUNET - Commercial IP service

Complete listing at http://thyme.rand.apnic.net/current/data-ASnet-RIPE

LACNIC Region per AS prefix count summary -----------------------------------------

ASN No of nets /20 equiv MaxAgg Description 10620 1557 286 164 TVCABLE BOGOTA 8151 1438 2746 353 UniNet S.A. de C.V. 28573 1201 979 105 NET Servicos de Comunicao S.A 7303 1010 512 178 Telecom Argentina Stet-France 6503 749 354 74 AVANTEL, S.A. 14420 699 56 84 CORPORACION NACIONAL DE TELEC 22047 578 322 17 VTR PUNTO NET S.A. 3816 533 232 97 Empresa Nacional de Telecomun 7738 516 986 31 Telecomunicacoes da Bahia S.A 27947 508 53 53 Telconet S.A

Complete listing at http://thyme.rand.apnic.net/current/data-ASnet-LACNIC

AfriNIC Region per AS prefix count summary ------------------------------------------

ASN No of nets /20 equiv MaxAgg Description 24863 793 147 36 LINKdotNET AS number 8452 771 445 11 TEDATA 15475 511 74 8 Nile Online 36992 317 415 15 Etisalat MISR 3741 261 937 223 The Internet Solution 6713 241 215 13 Itissalat Al-MAGHRIB 33776 226 13 5 Starcomms Nigeria Limited 24835 175 78 10 RAYA Telecom - Egypt 29571 158 17 11 Ci Telecom Autonomous system 16637 148 441 86 MTN Network Solutions

Complete listing at http://thyme.rand.apnic.net/current/data-ASnet-AFRINIC

Global Per AS prefix count summary ----------------------------------

ASN No of nets /20 equiv MaxAgg Description 6389 3605 3818 239 bellsouth.net, inc. 23456 2900 702 1560 32-bit ASN transition 4766 2470 11044 938 Korea Telecom (KIX) 18566 1912 365 240 Covad Communications 1785 1807 681 121 PaeTec Communications, Inc. 4323 1615 1082 401 Time Warner Telecom 20115 1587 1535 625 Charter Communications 10620 1557 286 164 TVCABLE BOGOTA 7545 1551 301 82 TPG Internet Pty Ltd 17974 1544 456 46 PT TELEKOMUNIKASI INDONESIA

Complete listing at http://thyme.rand.apnic.net/current/data-ASnet

Global Per AS Maximum Aggr summary ----------------------------------

ASN No of nets Net Savings Description 1785 1807 1686 PaeTec Communications, Inc. 18566 1912 1672 Covad Communications 4766 2470 1532 Korea Telecom (KIX) 17974 1544 1498 PT TELEKOMUNIKASI INDONESIA 7545 1551 1469 TPG Internet Pty Ltd 10620 1557 1393 TVCABLE BOGOTA 23456 2900 1340 32-bit ASN transition 4755 1507 1336 TATA Communications formerly 7552 1298 1291 Vietel Corporation 22773 1351 1262 Cox Communications, Inc.

Complete listing at http://thyme.rand.apnic.net/current/data-CIDRnet

List of Unregistered Origin ASNs (Global) -----------------------------------------

Bad AS Designation Network Transit AS Description 15132 UNALLOCATED 12.9.150.0/24 7018 AT&T WorldNet Servic 32567 UNALLOCATED 12.14.170.0/24 4323 Time Warner Telecom 32567 UNALLOCATED 12.25.107.0/24 4323 Time Warner Telecom 26973 UNALLOCATED 12.39.152.0/24 7018 AT&T WorldNet Servic 26973 UNALLOCATED 12.39.154.0/23 7018 AT&T WorldNet Servic 26973 UNALLOCATED 12.39.155.0/24 7018 AT&T WorldNet Servic 26973 UNALLOCATED 12.39.159.0/24 7018 AT&T WorldNet Servic 25639 UNALLOCATED 12.41.169.0/24 7018 AT&T WorldNet Servic 13317 UNALLOCATED 12.44.10.0/24 7018 AT&T WorldNet Servic 23502 UNALLOCATED 12.44.44.0/24 7018 AT&T WorldNet Servic

Complete listing at http://thyme.rand.apnic.net/current/data-badAS

Advertised Unallocated Addresses --------------------------------

Network Origin AS Description 24.225.128.0/18 36377 Comcast Telecommunications, I 24.225.192.0/23 36377 Comcast Telecommunications, I 24.225.192.0/18 36377 Comcast Telecommunications, I 24.225.224.0/21 36377 Comcast Telecommunications, I 24.225.237.0/24 36377 Comcast Telecommunications, I 24.225.248.0/21 36377 Comcast Telecommunications, I 41.222.79.0/24 36938 >>UNKNOWN<< 41.223.92.0/22 36936 >>UNKNOWN<< 62.61.220.0/24 24974 Tachyon Europe BV - Wireless 62.61.221.0/24 24974 Tachyon Europe BV - Wireless

Complete listing at http://thyme.rand.apnic.net/current/data-add-IANA

Number of prefixes announced per prefix length (Global) -------------------------------------------------------

/1:0 /2:0 /3:0 /4:0 /5:0 /6:0 /7:0 /8:20 /9:12 /10:26 /11:80 /12:232 /13:465 /14:795 /15:1397 /16:12014 /17:5885 /18:9834 /19:19510 /20:26122 /21:26186 /22:34788 /23:33666 /24:189391 /25:1086 /26:1270 /27:739 /28:207 /29:9 /30:2 /31:0 /32:6

Advertised prefixes smaller than registry allocations -----------------------------------------------------

ASN No of nets Total ann. Description 6389 2224 3605 bellsouth.net, inc. 18566 1868 1912 Covad Communications 10620 1452 1557 TVCABLE BOGOTA 23456 1428 2900 32-bit ASN transition 11492 1095 1141 Cable One 7011 1056 1158 Citizens Utilities 1785 1053 1807 PaeTec Communications, Inc. 7029 1038 1291 Windstream Communications Inc 6478 1013 1042 AT&T Worldnet Services 22773 866 1351 Cox Communications, Inc.

Complete listing at http://thyme.rand.apnic.net/current/data-sXXas-nos

Number of /24s announced per /8 block (Global) ----------------------------------------------

1:332 2:46 4:16 5:1 6:3 8:337 12:1965 13:1 14:490 15:15 16:3 17:5 20:10 23:14 24:1677 27:839 31:502 32:64 33:4 34:2 36:4 38:748 40:104 41:2514 42:34 44:3 46:1043 47:3 49:201 50:379 52:13 54:2 55:5 56:2 57:36 58:860 59:480 60:387 61:1123 62:1034 63:1931 64:3963 65:2296 66:3866 67:1873 68:1104 69:3043 70:759 71:386 72:1887 74:2413 75:318 76:341 77:890 78:712 79:461 80:1114 81:840 82:497 83:454 84:690 85:1063 86:521 87:765 88:336 89:1541 90:224 91:3966 92:521 93:1055 94:1348 95:859 96:418 97:263 98:891 99:37 101:80 103:139 106:73 107:22 108:72 109:1017 110:607 111:708 112:305 113:408 114:552 115:684 116:975 117:690 118:828 119:1171 120:314 121:676 122:1605 123:977 124:1303 125:1277 128:246 129:171 130:169 131:575 132:111 133:21 134:213 135:48 136:216 137:138 138:298 139:116 140:480 141:246 142:403 143:417 144:490 145:55 146:453 147:220 148:673 149:249 150:161 151:189 152:342 153:182 154:4 155:396 156:199 157:351 158:137 159:454 160:313 161:203 162:310 163:161 164:500 165:367 166:531 167:434 168:738 169:153 170:850 171:78 172:1 173:1601 174:609 175:381 176:143 177:169 178:996 180:900 181:22 182:503 183:232 184:347 185:1 186:1294 187:737 188:895 189:946 190:4972 192:5903 193:4973 194:3525 195:3019 196:1203 197:43 198:3577 199:3974 200:5559 201:1475 202:8413 203:8428 204:4234 205:2330 206:2669 207:2809 208:3988 209:3423 210:2690 211:1452 212:2102 213:1739 214:770 215:69 216:4940 217:1671 218:543 219:347 220:1232 221:496 222:337 223:218

End of report